Home / 859,727.04-1,186,434.12-472,584.72

Finding the Fourth Proportional to 859,727.04, 1,186,434.12 and 472,584.72

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Solution

The fourth proportional to 859,727.04, 1,186,434.12 and 472,584.72 is: 652,172.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,727.04 : 1,186,434.12 = 472,584.72 : x
  2. Step 2: Convert to fraction form
    859,727.04/1,186,434.12 = 472,584.72/x
  3. Step 3: Cross multiply
    859,727.04x = 1,186,434.12 × 472,584.72
  4. Step 4: Simplify right side
    859,727.04x = 560,690,636,398.65
  5. Step 5: Solve for x
    x = 560,690,636,398.65/859,727.04
  6. Step 6: Final answer
    x = 652,172.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.